Table 6-1 Metropolitan Intelligent Transportation System Infrastructure—Functions and Benefits

Table 6-1
Metropolitan Intelligent Transportation System Infrastructure—Functions and Benefits

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Infrastructure Functions Benefits Provided
Arterial management Monitor arterial network traffic
Implement range of adaptive control strategies
Manage area-wide signal coordination
Safety, decreased travel times, in-creased
capacity, fuel savings/lower
emissions, customer satisfaction
Freeway management Monitor freeway conditions
Identify flow impediments
Control ramp metering and lane control
Control highway advisory radios
Safety, decreased travel times,
increased capacity
Incident management Incident detection
Incident response/clearance
Safety, decreased travel times, fuel
savings/lower emissions
Transit management Monitor transit vehicle position
Disseminate real-time schedules
Provide computer-aided dispatch
Provide vehicle condition monitoring
Safety, decreased travel times, lower
costs, customer satisfaction
Electronic fare payment Provide payment at station/stop or in-vehicle Decreased travel times, customer satisfaction
Electronic toll collection Provide payment at toll collection stop Decreased travel times, increased
capacity, lower costs
Emergency management Monitor vehicle location
Provide fleet management support
Decreased travel times, customer
satisfaction
Highway-rail crossing management Provide remote monitoring of highway-rail
intersections
Safety
Regional multimodal traveler information Provide information distribution on weather
conditions
Lower costs, customer satisfaction, fuel
savings/lower emissions

Source: A. Proper, Intelligent Transportation Systems Benefits: 1999 Update, prepared by Mitretek Systems for the Federal Highway Administration, U.S. Department of Transportation, 1999, available at www.its.gov/eval/itsbenefits.htminventory99b.pdf, as of Aug.18, 2000